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How do I play .cso files?

Discussion in 'Sony PSP - Mod and firmware discussion' started by lankan23, Jun 26, 2007.

  1. lankan23

    lankan23 Member

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    My version of PSP is 3.03. I do not have custom firmware but i was still wondering whether I can play .cso files?

    thanks for any help!
     
  2. FW330

    FW330 Guest

    no u need a custom firmware downgrade by using gta:lcs then upgrade to a custom firmware
     
  3. lankan23

    lankan23 Member

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    oo alright, thanks!
     
  4. FW330

    FW330 Guest

    u need at lest a gig though to play good games
    u lucky u got 3.03 i got 3.30 and all i can do is use portals and demos
     
  5. gboykey

    gboykey Guest

    yeah, CSO's are like ISO's when you get the custom firmware create a new folder in the PSP drive called ISO and just put all the ISO and PSP games there. If the downgrading went well then the games should work fine.
     
  6. FW330

    FW330 Guest

    yea thats what im going to do with my 3.30 when i downgrade it
    which games are good gboykey
     

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